Sinclair FC-C12AI User manual

USER'S MANUAL
FC-C12AI, FC-C18AI
FREE COMBI SERIES
CASSETTE UNITS

CONTENTS
Thank you for purchasing this air conditioner.Please read this MANUAL carefully before using this unit and then
keep it properly for future reference.
CONTENTS
1
2
4
13
14
21
18
22
24
34
Operation procedureInstallation
Names and functions of parts
Safety cautions
Remote control operation procedure
Optimum operation
Trouble shooting
Installation notes
Care and maintenance
Installation accessories and drawings
Indoor unit installation
Test and check items after installation

Names and functions of parts
Indoor unit
1
Names and functions of parts

Safety cautions
Read the following instructions carefully before use.
Avoid direct air flow to your body and avoid
excessive heating or coolingthat may makes
you feel uncomfortable and do harm to your
health.
Do not remove protection grill nets from the
outdoor unit.
Do notput hands or insert anything into the
air outlet vent of the unit.
If there is something abnormal (eg.burning
smell), cut off the power immeditely and con-
tact service center.
If room air is stuffy, air the room by opening
door and window for a while, but please close
the curtains when operating the unit to prevent
conditioned air from leaking.
Check whether the installed stand is still firm
enough after the unit has operated for a long
time.
If a worn-out stand is left unfixed,the unit may
topple and do harm to others.
Do not stand on the outdoor
unit or put anything on it, or
you may fall down or people
may get hurt by the falling
things.
Do not spray any paint or
pesticide on the unit, or it
may cause fire.
Never use wrong ampere rating fire.
Use of iron wire or copper wire may
cause the unit to break down or
cause fire.
Warning
Safety cautions
2

Safety cautions
Do not check or repair during the unit is
operating. It is very dangerous.
Never place objects near the air intake and the air outlet of the unit.
It may affect performance or stop operation of the unit.
Do not splash water directly to indoor unit
It may cause trouble or electric shock.
Do not use other
heating equip-
ment near the air
conditioner.
It will affect the
cooling perfor-
mance.
Do not throw the remote controller and do not
press the button of the remote controller with
pointed object, or the remote controller may
be damaged.
Warning
Safety cautions
3

Remote control operation procedure
Name and Function-Remote control
SWINGbutton
When it is pressed, the louvers
start to rotate automatically and
stop when repressed.
TEMP.button
SET TEMP. increases 1 by
pressing button once,and decreases
1by pressing button once.
At COOL mode operation, SET
TEMP. can be selected from 16 to
30 .
At DRY mode operation, SET TEMP.
can be selected from 16 to 30 .
At HEAT mode operation, SET
TEMP. can be selected from 16 to
30 .
MODE button
press this button to change the
operation mode in order of:
Note:
Cooling only type have no
“ ” mode.
FANbutton
Press this button to
change the fan speed of:
“ ” COOL mode
“ ” DRY mode
“ ” FAN mode
“ ” HEAT mode
ON/OFF button
Press this button to turn on
or turn off the unit.
Note:
Be sure that there are no obstructions.
Don’t drop or throw the remote controller.
Don’t place the remote controller directly in the sunlight.
Remote control operation procedure
4
AUTO
ＯＮ／ＯＦＦ

Liquid crystal displayer. It
shows all setcontents.
SLEEP button
Press this button to set
SLEEP operation.
TIMER OFF button
At operating, press TIMER
OFF button, set OFF TIME
in range of 0 to 24 hour to
stopthe unit automatically.
TIMER ON button
At stopping, press TIMER
ON button, setON TIME in
range of 0 to 24 hour to start
theunitautomatically.
Name and F unction-R emote contr ol. (R emove the cover )
Note: This type of r emote contr oller is a kind of new cur r ent one. Some buttons of it that
are not available to this air conditioner will not be introduced below.
ＯＮ／ＯＦＦ
5
Remote control operation procedure
Remote control operation procedure

C OOL mode operation procedure
4.Press FAN button, set
fan speed.
5.Press TEMP. but-
ton, set suitable
TEMP.
2.Press MODE button,
set operation
mode.
3.Press SWING button,
the louvers start to ro-
tate automatically, and
stopwhenrepress.
1.Plugin, press ＯＮ／ＯＦＦ button,
thenair conditioner is turnedon.
Accordingtodifferencebetween room temp. and set temp., microcomputer can control cooling
on or not.
If room temp. is higher than set temp., compressor runs at COOL mode.
If room temp. is lower than set temp., compressor stops and only indoor fan motor runs.
Set TEMP. should bein range of 16 to30
ＯＮ／ＯＦＦ
Remote control operation procedure
6
Remote control operation procedure

HEAT mode operation procedure
If room temp. is lower than set temp., compressor runs at HEAT mode.
If room temp. is higher than set temp., compressor and outdoor fan motor stop, only indoor fan
motor runs.
Set TEMP. should bein rangeof 16 to30
4.Press FAN button, set
fan speed.
5.Press TEMP. but-
ton, set suitable
TEMP.
1.Plugin, press ＯＮ／ＯＦＦ button,
thenair conditioner is turnedon.
2.Press MODE button,
set operation
mode.
3.PressSWING button, the
louvers start to rotate
automatically, and stop
when repress it.
ＯＮ／ＯＦＦ
7
Remote control operation procedure
Remote control operation procedure

DRY mode operation procedure
If room temp. is lower than set temp., compressor ,outdoor fan motors stop,indoor fan motors
run at low speed. If room temp. is between 2of set temp., Air conditioner is drying.If room
temp. is higher than set temp., it’s at COOL mode.
Set TEMP. should bein rangeof 16 to 30
3.Press SWING button,
the louvers start to ro-
tate automatically, and
stopwhenrepress it.
4.Press TEMP.button,set
suitable TEMP.
2.PressMODE button,set
operationmode. 1.Plugin,press ＯＮ／ＯＦＦ button,
thenair conditioner is turnedon.
ＯＮ／ＯＦＦ
Remote control operation procedure
8
Remote control operation procedure

AUTO mode operation procedure
At AUTO mode operation, standard TEMP. is 25 for COOL mode and 20 for HEAT
mode.
2.Accordingtoroomtemp.,micro-
computer canautomatically set
operation
mode,soas for besteffect.
1.Plugin,Press ＯＮ／ＯＦＦ button,
thenair conditioner is turnedon.
ＯＮ／ＯＦＦ
9
Remote control operation procedure
Remote control operation procedure

TIMER mode operation procedure
Atstopping,press TIMER
ON button, setON TIME
inrangeof 0 to 24 hour to
starttheunitautomatically.
Atoperating,press TIMER
OFF button.setOFF TIME
in range of 0 to 24 hour to
stopthe unit automatically.
ＯＮ／ＯＦＦ
Remote control operation procedure
10
Remote control operation procedure

SLEEP mode operation procedure
4.Press FAN button, set
fan speed.
5.Press TEMP. but-
ton, set suitable
TEMP.
1.Plugin, press ＯＮ／ＯＦＦ button,
thenair conditioner is turnedon.
2.Press MODE button,
set or op-
eration mode.
3.Press SWING button,
thelouversstarttorotate
automatically, andstop
when repress.
6.SLEEP button
PressittosetSLEEP
operation.
When the unit is coolingor drying, if SLEEP operation is set, TEMP. would increase1 in 1
hour and2 in 2hours. Indoor fan motor runs at low speed.
When theunit is heating, if SL EEP operation is set, TEMP. would decrease1 in 1 hour and
2in 2 hours.
ＯＮ／ＯＦＦ
11
Remote control operation procedure
Remote control operation procedure

How to insert batteries
1. Remove the cover from the back
of the remote control.
2. Insert the two batteries ( TwoAAA
dry - cell batteries ) and press ACL.
3. Re - attach the cover.
Note:
Don’t confuse the new and
worn or different types of
batteries.
Remove batteries when the
remote control is not in use
for a longtime.
1 Remove the cover
3 Re - attach the cover.
2 Insert the AAA dry - cell batteries.
Remote control operation procedure
Remote control operation procedure
12

Optimum operation
13
Optimum operation
Adjust the room temperature properly for a comfortable
environment.
Adjust the room temperature properly
Water may drop from the indoor unit when the humidity
is over 80% or when the drainage outlet is clogged.
Never place anything under the indoor unit that is to be kept dry.
When the main power switch is truned on, some watts of
electricity is being used even if the system is not operating.
Turn off the main power supply switch to save energy.
Turn off the main power supply swittch when it is not to be used for long periods of time
Cooling and heating performance will be affected if the
doors and windows are open for a long time.
Do not open the doors and windows for a long time when air conditioner is operating
It may cause interference in the picture or sound.
Place TV, radio, stereo, etc. at least 1m away from the indoor unit and the remote controller.
It may do harm to them.
Avoid direct air flow to pets and plants.

Trouble shooting
Warning
*In case of something abnormal (such as bad smell), shut off the power switch immediately and contact service center.
*Do not repair the air conditioner by yourself. Because wrong repair may cause fire, please contact service center.
Check these items shown below before contacting service center.
Pause off or fuse broken
Power off
Loose plug
Batteries of remote controller fall
Out of the remote controlling range
Object at the air intake and
air outlet of the air conditioner
Object at the air intake and
air outlet of indoor and out door units
Wrong temperature setting
Low fan speed
Air direction is not correct
Doors or windows are open
Direct sunshine
Too many people in the room
Too many heating sources
Dirtyair filter
Phenomenon
Change fause or replace fuse
It will restart when power is on
Put the plug into place
Replace batteries
Keep distance in 8m or less
Remove them
Remove them
Refer to p6
Refer to p6
Refer to p6
Close them
Close the curtain or blinber
Clean it
Cause Corrective Measures
Note:
If trouble still exists after checking the about items,please contact service center.
The system does not
operate at all
The system stops right
after it is started
Cooling and heating is
melfunctioning
Trouble shooting
14
*the appliance should not be used by children without supervision.

The following are not troubles
Trouble shooting
Restart right after stopping
Press SET TEMP. and then release immediately.
Power is switched on
When cooling
after the unit is stopped
Buzz is heard at starting
Sound of running water can be heard
during operation
A “shuh” sound which is heard at the start
or immediately after the stop of operation
or which is heard at the start or immediately
after the stop of defrosting operation.
A continuous low “shah” sound is heard
when the system is in cooling operation or
at a stop.
Cracking noise can be heard during or after
operation.
Starting operation after not using for a long
time.
During operation
“Trouble” Cause
The unit does not
operate when
Mist is emitted
Outdoor unit is hot
Noise
Dust from the units
Wind from the outlet
smells
Once the unit is stopped, it will not operate
for about 3 minutes to protect it
Wati for 1 minute
Room air is chilled rapidly and becomes
foggy.
Compressor is emitting heat to get ready
for restarting.
It’s the starting sound of thermostat and
will turn low after 1 minute.
This is caused by the refrigerant flowing
inside the unit
This is the noise of refrigerant caused by
flow stop and flow change.
The noise is heard when the drainage pump
is in operation.
This is caused by the panel expanding or
contracting due to the change in
temperature.
Dust absorbed by the unit blows out
This is caused by the odors in the room
which have gotten onto the air conditioner
Trouble shooting
15

FAULT INDICATION
Trouble shooting
NO.
Meaning LED
（red） LED
（yellow） LED
（green）
1protection unit stop
Compressor high pressure
Blink once
2Indoor unit anti-freezing
protection
Twice times
3Low-pressure protection
unit stop
Three times
4
Air exhaust protection unit stop
Four times
5Over current protection unit
stop
stop
stop
Five times
6Communication malfunction unit
Six times
7 Unit modes conflict
Seven times
8 Jumper malfunction
Fifteen times
9 Defrosting/Heating oil return
Blink once
10 Compressor overload protection
unit stop
Three times
11
System Unit malfunction
12
IPM modular protection unit
13 PFC protection unit stop
14 Compressor malfunction
15 Water spill protection
16
Ｉndoor ambient temp. sensor
malfunction
malfunction
malfunction
malfunction
malfunction
17
Ｉndoor pipe temp. sensor
18 Outdoor ambient temp. sensor
19 Outdoor pipe temp. sensor
20
Outdoor air exhaust temp.sensor
21 E2 PROM Error
Eleven times
22 Wire controller ambient temp.
sensor malfunction
Blink once
Four times
Five times
Six times
Seven times
Eight times
Blink once
Twice times
Three times
Four times
Five times
Trouble shooting
16

When the unit is running operated by wire controller.
Trouble shooting
Trouble shooting
17
The Codes of Failure Definitions are as Follows:
NO. Meaning
Compressor high pressure protection unit stop
Indoor unit anti-freezing protection
Low-pressure protection unit stop
Air exhaust protection unit stop
Over current protection unit stop
Communication malfunction unit stop
Unit modes conflict
Jumper malfunction
Defrosting /Heating oil return
Compressor overload protection unit stop
System Unit malfunction
IPM modular protection unit stop
PFC protection unit stop
Compressor malfunction
Indoor pipe temp. sensor malfunction
Outdoor ambient temp. sensor malfunction
Outdoor pipe temp. sensor malfunction
Outdoor air exhaust temp. sensor malfunction
E2 PROM Error
Wire controller ambient temp. sensor malfunction
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
E1
E2
E3
E4
E5
E6
E3
E3
defrost
E5
F2
E5
E5
E9
E9
F0
F1
F3
F2
F4
E3
F5
Water spill protection
Indoor ambient temp. sensor malfunction
Fault code